sustainable development

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Across
  1. 3. Practice of finding value in used items (9)
  2. 5. Gasses that deplete the ozone layer (10)
  3. 7. Community of living things (9)
  4. 9. Power created by the sun (5,6)
  5. 10. Sustainable use and management of natural resources (12)
Down
  1. 1. Gradual build up of harmful substances in an organism (15)
  2. 2. Can be broken down naturally (13)
  3. 4. Reduce, reuse, recycle (5,2)
  4. 6. See 8 (9)
  5. 8. (with 6) Measure of emissions produced to support human activities (6)